self-deceived
[ self-di-seevd, self- ]
/ ˈsɛlf dɪˈsivd, ˌsɛlf- /
adjective
holding an erroneous opinion of oneself, one's own effort, or the like.
being mistaken, forming an erroneous judgment, etc., in one's own mind, as from careless or wishful thinking: If you thought my friendship was love, you were self-deceived.
Origin of self-deceived
First recorded in 1665–75